20888915344

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{317}}^1\times {\mathrm{337}}^1$

素因数の和:785

約数の個数: 120

約数和(自身を含む): 45201966264

約数和(自身を除く): 24313050920

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 101, 121, 176, 202, 242, 317, 337, 404, 484, 634, 674, 808, 968, 1111, 1268, 1348, 1616, 1936, 2222, 2536, 2696, 3487, 3707, 4444, 5072, 5392, 6974, 7414, 8888, 12221, 13948, 14828, 17776, 24442, 27896, 29656, 32017, 34037, 38357, 40777, 48884, 55792, 59312, 64034, 68074, 76714, 81554, 97768, 106829, 128068, 136148, 153428, 163108, 195536, 213658, 256136, 272296, 306856, 326216, 352187, 374407, 427316, 512272, 544592, 613712, 652432, 704374, 748814, 854632, 1175119, 1408748, 1497628, 1709264, 2350238, 2817496, 2995256, 3874057, 4118477, 4700476, 5634992, 5990512, 7748114, 8236954, 9400952, 10789729, 12926309, 15496228, 16473908, 18801904, 21579458, 25852618, 30992456, 32947816, 43158916, 51705236, 61984912, 65895632, 86317832, 103410472, 118687019, 172635664, 206820944, 237374038, 474748076, 949496152, 1305557209, 1898992304, 2611114418, 5222228836, 10444457672, 20888915344]

約数ペア:

[(1, 20888915344), (2, 10444457672), (4, 5222228836), (8, 2611114418), (11, 1898992304), (16, 1305557209), (22, 949496152), (44, 474748076), (88, 237374038), (101, 206820944), (121, 172635664), (176, 118687019), (202, 103410472), (242, 86317832), (317, 65895632), (337, 61984912), (404, 51705236), (484, 43158916), (634, 32947816), (674, 30992456), (808, 25852618), (968, 21579458), (1111, 18801904), (1268, 16473908), (1348, 15496228), (1616, 12926309), (1936, 10789729), (2222, 9400952), (2536, 8236954), (2696, 7748114), (3487, 5990512), (3707, 5634992), (4444, 4700476), (5072, 4118477), (5392, 3874057), (6974, 2995256), (7414, 2817496), (8888, 2350238), (12221, 1709264), (13948, 1497628), (14828, 1408748), (17776, 1175119), (24442, 854632), (27896, 748814), (29656, 704374), (32017, 652432), (34037, 613712), (38357, 544592), (40777, 512272), (48884, 427316), (55792, 374407), (59312, 352187), (64034, 326216), (68074, 306856), (76714, 272296), (81554, 256136), (97768, 213658), (106829, 195536), (128068, 163108), (136148, 153428)]